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Nau'in Rarraba Layin Sama na Waje na Fitar Fuse Cutout tare da Takaddar KEMA

Drop out fuse [1] shine mafi yawan amfani da gajeriyar kariyar gajeriyar canjin don layukan reshe da na'urorin rarrabawa a cikin layin rarraba 10kV.
An shigar da fis ɗin da aka sauke akan layin reshe na layin rarraba 10kV, wanda zai iya rage yawan wutar lantarki. Saboda madaidaicin tsinkayar sa, yana da aikin keɓancewa, ƙirƙirar yanayin aiki mai aminci don layin kulawa da kayan aiki.
An sanya shi a kan na'urar rarrabawa, zai iya zama babban kariya ga mai rarraba wutar lantarki.
Yana da halaye na tattalin arziki, aiki mai sauƙi, da ƙarfin daidaitawa zuwa yanayin waje. Ana amfani da shi sosai a cikin layin rarraba 10kV da ɓangaren farko na masu rarrabawa don kariya da ayyukan sauya kayan aiki, kuma an shahara.
samuwa:
Yawan:
  • Farashin RW

  • DGG

Lambobin motsi masu motsi a ƙarshen bututun fuse ana ɗaure su da ƙarfi ta fuse (narke). Bayan tura lamba ta sama mai motsi zuwa cikin ɓangaren da ke fitowa daga 'duckbill', ana matsa lamba ta sama da aka yi da jan karfe phosphor ko wasu kayan a kan madaidaicin lamba ta sama, don haka bututun fius ɗin yana makale a cikin ''duckbill''. Lokacin da ɗan gajeren zangon halin yanzu ya wuce ta fis kuma ya narke, ana haifar da baka. Bututun takarda na karfe da aka yi tare da bututun fuse yana samar da iskar gas mai yawa a ƙarƙashin aikin arc. Yayin da aka rufe saman ƙarshen bututun fuse, ana fesa iskar zuwa ƙananan ƙarshen, yana kashe baka. Saboda narkar da fiusi, babba da ƙananan lambobi masu motsi na bututun fis ɗin sun rasa ƙarfin ɗaure fis ɗin. A karkashin aikin da nauyi na fuse tube da kanta da kuma bazara faranti na babba da ƙananan lambobi a tsaye, bututun fis ɗin ya faɗi da sauri, yana haifar da da'ira don cire haɗin da yanke sashin layi ko kayan aiki mara kyau.

Halayen lantarki Ƙayyadaddun bayanai Naúrar
Wutar lantarki 10-35kv
KV
A halin yanzu 100/200 A
Yawanci 50/60 Hz
Mitar wutar lantarki ta jure ƙarfin lantarki zuwa ƙasa (minti 1) 50 KV
Mitar wutar lantarki tana jure yanayin wutar lantarki zuwa lokaci (minti 1) 60 KV
Ƙarfin wutar lantarki zuwa ƙasa 150 KV
Ƙaddamar da ƙarfin wutar lantarki zuwa lokaci 160 KV
Breaking current 8 KA
Nisa mai rarrafe: 240-800 mm
Tushen hawa tare da / ba
Arc gajarta sanda tare da / ba
Arc rarrabe ɗakin tare da / ba
Fuse mahada ba tare da
Kayan abu

Abun cikin tagulla don tagulla Brass (60 ~ 60%)
Abubuwan sassa masu aiki Copper da azurfa plated/Copper tare da kwano farantin
Insulator Porcelain/Polymer/Gilas
Fuse tube Gilashin fiber
Kunshin 25*15*13.5CM
Qty/kunshi 1 pc/ kartani
Matsakaicin zafin muhalli 40 ºC
Matsayin gurɓatawa II
Tsayi ≤1000m Mita
Daidaitawa IEC60282-2, ANSI C37.41, ANSI C37.42


Fis ɗin fitarwa na waje sun dace don amfani a cikin AC 50HZ, tsarin wutar lantarki mai ƙima na 10KV, azaman ɗaukar nauyi da gajeriyar kariyar don watsawa da layin rarrabawa da na'urorin wutar lantarki, gami da buɗewa da rufe ma'aunin nauyi.

Fis ɗin fitar da fis ɗin da aka yi amfani da shi gabaɗaya suna zuwa iri uku: RW7, RW11, da RW12.


Muhallin Aikace-aikace


Fis ɗin 10kV sun dace da yanayin waje ba tare da ƙura mai ɗaukar nauyi ba, babu iskar gas mai lalata, da mahalli masu haɗari kamar flammability da fashewa. Matsakaicin bambancin zafin jiki na shekara-shekara yana tsakanin ± 40 ℃. Zaɓin ya dogara ne akan sigogi guda biyu: ƙarfin lantarki mai ƙididdigewa da ƙimar halin yanzu, wanda ke nufin cewa ƙimar ƙarfin lantarki na fuse dole ne ya dace da ƙimar ƙarfin lantarki na kayan kariya (layi).


Kariyar aiki

A cikin yanayi na al'ada, ba a ba da izinin yin aiki da fis ɗin da aka sauke tare da kaya ba, kawai an ba da izinin yin aiki da kayan aikin da aka sauke (layi). Koyaya, layin reshe na layin rarraba 10kV a cikin grid ɗin wutar lantarki da na'urorin rarrabawa tare da ƙimar ƙimar ƙasa da 200kVA an yarda su yi aiki tare da kaya bisa ga buƙatu masu zuwa:


(1) Mutane biyu ne ke da alhakin gudanar da aikin (ɗayan na kulawa da ɗaya na aiki), amma dole ne su sanya safofin hannu masu gwadawa da ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwaƙƙwaran gilashin, sannan su yi amfani da ingantattun sanduna masu rufe fuska tare da tabarma.

hing matakan ƙarfin lantarki don aiki. An haramta yin aiki a cikin yanayi tare da walƙiya ko ruwan sama mai yawa.


(2) Lokacin ja birki, gabaɗaya an kayyade da farko da za a cire na tsakiya, sa'an nan kuma cire gefen gefen lebe, a ƙarshe kuma cire ɓangaren gefen iska. Wannan shi ne saboda na'urar rarraba wutar lantarki ta canza daga aiki na matakai uku zuwa aiki na lokaci biyu, kuma an rage girman tartsatsin da ke haifarwa lokacin da aka cire tsakiyar lokaci, wanda ba ya haifar da wani lokaci zuwa lokaci na gajeren lokaci. Na gaba kuma shine a karya matakin lebe, yayin da aka ja da tsakiya kuma tazarar da ke tsakanin zangon lebe da na iska ya ninka sau biyu. Ko da overvoltage ya faru, yuwuwar lokaci zuwa lokaci gajeriyar kewayawa kadan ne. Lokacin da yanayin iska ya karye a ƙarshe, ƙarfin ƙarfin halin yanzu zuwa ƙasa ne kawai ke haifar da shi, kuma tartsatsin wutar lantarki da aka samar ya riga ya ɗan yi kaɗan.


(3) Lokacin rufe na'urar kewayawa, tsarin aiki yana jujjuya shi lokacin rufe na'urar. Da farko, rufe lokacin gefen iska, sannan rufe matakin gefen gefen, sannan a rufe tsakiyar lokaci.


(4) Yin aiki da bututun narkewa aiki ne akai-akai, kuma idan ba a lura ba, yana iya haifar da ƙonewar tuntuɓar juna da rashin mu'amala, wanda zai haifar da zazzaɓi na lambobin sadarwa tare da ɓatar da bazara, yana haifar da muni da muni da kuma haifar da muguwar yanayi. Don haka, lokacin ja da rufe bututun narkewa, ya kamata a yi amfani da matsakaicin ƙarfi. Bayan rufewa, bincika a hankali cewa harshen duckbill zai iya kama fiye da kashi biyu bisa uku na tsawon harshen. Kuna iya amfani da lever ɗin birki don haɗa lissafin duckbill na sama kuma danna shi ƙasa kaɗan, sannan a hankali gwada ja don bincika ko an rufe shi da kyau. Rashin rufewa a wuri ko amintacce, rashin isassun matsi akan madaidaicin lambobi na fis, na iya haifar da ƙonewa cikin sauƙi ko bututun fis ɗin ya faɗi da kansa.



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